Sources

Most dry processing operations generate dust. Generation points include the following:

Dumping of materials

Filling of materials

Drying of materials

Feeding or weighing of materials

Mechanical conveying of materials

Mixing or blending of materials

Pneumatic conveying of materials

Screening or classifying of materials

Size reduction of materials

Bulk storage of materials

Emptying of bulk bags

Generally, these materials are finely divided products that are easily airborne, resulting in sanitation problems and possibly fire or explosions.

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